Need help in running tomcat on fedora

Using CATALINA_BASE: /home/apinder/apache-tomcat-6.0.20-src
Using CATALINA_HOME: /home/apinder/apache-tomcat-6.0.20-src
Using CATALINA_TMPDIR: /home/apinder/apache-tomcat-6.0.20-src/temp
Using JRE_HOME: /usr/java/jdk1.6.0_14/

No error message is shown here, but if I open http://localhost:8080/ tomcat default page doesn't open. I haven't changed any setting.

Using CATALINA_BASE: /home/apinder/apache-tomcat-6.0.20-src
Using CATALINA_HOME: /home/apinder/apache-tomcat-6.0.20-src
Using CATALINA_TMPDIR: /home/apinder/apache-tomcat-6.0.20-src/temp
Using JRE_HOME: /usr/java/jdk1.6.0_14/
Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/catalina/startup/Bootstrap
Caused by: java.lang.ClassNotFoundException: org.apache.catalina.startup.Bootstrap
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
Could not find the main class: org.apache.catalina.startup.Bootstrap. Program will exit.

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